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| 1 | +#!/bin/bash |
| 2 | + |
| 3 | +# Configurable variables |
| 4 | +SOURCE_FILE=/workspaces/nginx-ui/tmp/main |
| 5 | +TARGET_PATH=/usr/local/bin/nginx-ui |
| 6 | +CONFIG_FILE=/etc/nginx-ui/app.ini |
| 7 | + |
| 8 | +# init nginx |
| 9 | +./.devcontainer/init-nginx.sh |
| 10 | + |
| 11 | +LOG_PREFIX="[Supervisor]" |
| 12 | + |
| 13 | +# Debug initial state |
| 14 | +echo "$LOG_PREFIX Starting supervisor with:" |
| 15 | +echo "$LOG_PREFIX SOURCE_FILE: $SOURCE_FILE" |
| 16 | +echo "$LOG_PREFIX TARGET_PATH: $TARGET_PATH" |
| 17 | +echo "$LOG_PREFIX CONFIG_FILE: $CONFIG_FILE" |
| 18 | + |
| 19 | +# Wait for initial file creation |
| 20 | +while [[ ! -f "$SOURCE_FILE" ]]; do |
| 21 | + echo "$LOG_PREFIX Waiting for $SOURCE_FILE to be created..." |
| 22 | + sleep 1 |
| 23 | +done |
| 24 | + |
| 25 | +# Initial copy and start |
| 26 | +echo "$LOG_PREFIX Initial file detected, starting service..." |
| 27 | +cp -fv "$SOURCE_FILE" "$TARGET_PATH" |
| 28 | +chmod +x "$TARGET_PATH" |
| 29 | +pkill -x nginx-ui || echo "$LOG_PREFIX No existing process to kill" |
| 30 | +nohup "$TARGET_PATH" -config "$CONFIG_FILE" > /proc/1/fd/1 2>&1 & |
| 31 | + |
| 32 | +# Use proper field separation for inotify output |
| 33 | +inotifywait -m -e close_write,moved_to,create,delete \ |
| 34 | + --format "%T|%w%f|%e" \ |
| 35 | + --timefmt "%F-%H:%M:%S" \ |
| 36 | + "$(dirname "$SOURCE_FILE")" | |
| 37 | +while IFS='|' read -r TIME FILE EVENT; do |
| 38 | + echo "$LOG_PREFIX [${TIME}] Event: ${EVENT} - ${FILE}" |
| 39 | + |
| 40 | + # Handle atomic save operations |
| 41 | + if [[ "$FILE" =~ .*-tmp-umask$ ]] || [[ "$EVENT" == "DELETE" ]]; then |
| 42 | + echo "$LOG_PREFIX Detected build intermediate file, checking main..." |
| 43 | + sleep 0.3 # Allow atomic replace completion |
| 44 | + |
| 45 | + if [[ -f "$SOURCE_FILE" ]]; then |
| 46 | + echo "$LOG_PREFIX Valid main file detected after build" |
| 47 | + FILE="$SOURCE_FILE" |
| 48 | + else |
| 49 | + echo "$LOG_PREFIX Main file missing after build operation" |
| 50 | + continue |
| 51 | + fi |
| 52 | + fi |
| 53 | + |
| 54 | + if [[ "$FILE" == "$SOURCE_FILE" ]]; then |
| 55 | + # Stability checks |
| 56 | + echo "$LOG_PREFIX File metadata:" |
| 57 | + ls -l "$FILE" |
| 58 | + file "$FILE" |
| 59 | + |
| 60 | + # Wait for file stability with retries |
| 61 | + retries=5 |
| 62 | + while ((retries-- > 0)); do |
| 63 | + if file "$FILE" | grep -q "executable"; then |
| 64 | + break |
| 65 | + fi |
| 66 | + echo "$LOG_PREFIX Waiting for valid executable (${retries} retries left)..." |
| 67 | + sleep 1 |
| 68 | + done |
| 69 | + |
| 70 | + if ((retries <= 0)); then |
| 71 | + echo "$LOG_PREFIX ERROR: File validation failed after 5 retries" |
| 72 | + continue |
| 73 | + fi |
| 74 | + |
| 75 | + # Copy and restart service |
| 76 | + echo "$LOG_PREFIX Updating service..." |
| 77 | + cp -fv "$FILE" "$TARGET_PATH" |
| 78 | + chmod +x "$TARGET_PATH" |
| 79 | + |
| 80 | + echo "$LOG_PREFIX Killing existing process..." |
| 81 | + pkill -x nginx-ui || echo "$LOG_PREFIX No process to kill" |
| 82 | + |
| 83 | + echo "$LOG_PREFIX Starting new process..." |
| 84 | + nohup "$TARGET_PATH" -config "$CONFIG_FILE" > /proc/1/fd/1 2>&1 & |
| 85 | + echo "$LOG_PREFIX Restart complete. New PID: $(pgrep nginx-ui)" |
| 86 | + fi |
| 87 | +done |
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